#include <iostream>
#include <vector>
#include <algorithm>
#include <cstdio>
using namespace std;

int main()
{
	for (int i = 1; i <= 20; ++i)
		for (int j = 1; j <= i; ++j)
		{
			double a = sqrt(j*j + i*i) + i;
			double b = 2 * sqrt(i*i + (j - 1)*(j - 1));
			cout << a << "," << b << endl;
			if (b > a)
			{
				cout << "found:" << endl;
				cout << i << "," << j << endl;
			}
		}
}